The PM/(D)S pilot-operated PROTEGO® diaphragm valve is a highly developed valve for pressure and vacuum relief. It is primarily used as a device for out-breathing in tanks, containers, and process equipmen...

The PROTEGO® valve V/KSM is a state-of-the-art vacuum relief valve with excellent flow performance made of high-grade synthetic material. It is used as a device to relieve vacuum in tanks, containers, and ...

The PROTEGO® valve VD/KSM is a state-of-the-art pressure and vacuum relief valve with excellent flow performance made of high-grade synthetic material. Typically, the valve is installed in the in-breathing...

The PROTEGO® BE/HR-E-IIB consists of a housing (1), a weather hood (2) and the PROTEGO® flame arrester unit (3). During normal operation, the metal weather hood is in a closed position. If a fl...

The PROTEGO® gauging and sampling assembly consists of the manual gauging and sampling device PROTEGO® VP/HK (1), the gauging nozzle PROTEGO® PS/E (2), the gauging pipe PROTEGO...

The PROTEGO® E/H0 vent cap allows vessels which are not pressurized to vent. This device prevents rain and dirt from entering the vent line. The EH/0 vent cap is not flame transmission proof. It is often u...

PROTEGO® NB/AP in-tank valves are used in storage tanks for cryogenic liquids in order to seal off discharge lines in the event of an accident or emergency (pipe bursting). These devices meet the requireme...

PROTEGO® SI/DP  Internal Safety Valves  (in-tank valves) are used as additional Shut-off Valves for double-walled containers, e.g., for storing liquefied gases, cryogenic gases, or other low...

The PROTEGO® DR/ES-PTFE series in-line detonation flame arrester is distinguished by its unique resistance to adhesive and corrosive media. The use of fluoroplastics as a high-tech housing coating and as ...

The PROTEGO® FA-E series of in-line deflagration flame arresters is designed with an eccentric housing to automatically drain condensate build up in the housing. Due to its eccentric design, the device can...